It didn’t take me and Robert long to find an RGB LED pushbutton. I composed a short part number using the NKK data sheet and found a KP0215ASBKG03RGB-2SJB. I made a simple perf board shield with the proper resistors for my Arduino Mega 1280 and re-learned Arduino to light it up.

When I wanted to smoothly fade between all the available RGB colors, I couldn’t find a good solution. So I made my own using Gaussian curves. Here is a picture and link to the online graphic calculator desmos that was very helpful visualizing the LED levels.
There is more:(more…)

Welcome to Hive76

We are a hackerspace in South Philadelphia, at 1901 S 9th St. We are a group of hackers, DIYers, and Makers that tear things apart and put them
together in new ways. Please join our announcement list, discussion
list, or RSS feed to keep up to date on our exciting projects and events, or just email us at Hive76@gmail.com. And be sure to stop by our open house every Wednesday night!

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Feel free to donate to Hive76 to bring science and technology to the local Philadelphia community and keep our doors open.